None of the teams have identified issues they have with the apparently to-be CG regs;
Not really true. PB repeated several times that LR would not agree class rule changes, which required unanimity. It's reasonable to suppose there were proposals already made that made him emphasise those points. The CG regs does of course involve class rule changes.
Whether at this point he intends to maintain that position, we don't know & to that extent your statement is correct. He doesn't appear to have carried ETNZ with him.